Based on data from 513 vehicles, 52,747 fuel-ups and 14,991,813 miles of driving, the 2015 Mazda 3 gets a combined Avg MPG of 31.06 with a 0.05 MPG margin of error.

Any Engine Type 2.0L L4 GAS (328) 2.5L L4 GAS (117) GAS (1) L4 DIESEL (6) L4 GAS (16) Any Body Style Sedan (99) Hatchback (130) Any Submodel Touring+ (3) MAXX (5) S (8) Sport (9) i SV (11) i (15) GX (18) GT (25) s Touring (25) Base (29) I Sport (38) GS (44) s Grand Touring (45) i Grand Touring (62) I Touring (119) Other (57)

Below you can see a distribution of the fuel-ups with 1196 outliers (2.22%) removed.

Following shows the average MPG of each of the 513 vehicles in the system.

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• Karen

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Standard 6 Speed Sedan
  Added Jan 2016 • 51 Fuel-ups

  Property of nerfer

• 37.0 Avg MPG

• Mazda Mazda3 so GT

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Nov 2022 • 31 Fuel-ups

  Property of sfjacobs

• 29.3 Avg MPG

• My 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Jun 2017 • 19 Fuel-ups

  Property of Skeeredfitless

• 38.6 Avg MPG

• Seven of Nine

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Feb 2018 • 25 Fuel-ups

  Property of Desertchicky

• 48.1 Avg MPG

• Snowflake

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Jan 2015 • 83 Fuel-ups

  Property of brassmonkey202

• 30.5 Avg MPG

• Mazda3

  2015 Mazda 3 GAS Automatic 6 Speed Sedan
  Added Aug 2017 • 10 Fuel-ups

  Property of Cdonovan72

• 40.8 Avg MPG

• My 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2015 • 27 Fuel-ups

  Property of JudyFish

• 27.7 Avg MPG

• Mazda

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Sep 2016 • 60 Fuel-ups

  Property of matman

• 41.6 Avg MPG

• Mohammed

  2015 Mazda 3
  Added Mar 2017 • 75 Fuel-ups

  Property of Yazan-83

• 35.8 Avg MPG

• Rachel's 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Sep 2015 • 36 Fuel-ups

  Property of rmalone

• 30.9 Avg MPG

• Tiffany's Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Sedan (4 Door)
  Added Jun 2015 • 50 Fuel-ups

  Property of Jaj23

• 33.5 Avg MPG

• My MZ3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2017 • 4 Fuel-ups

  Property of mrka

• 35.8 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Standard 6 Speed Sedan
  Added Aug 2015 • 82 Fuel-ups

  Property of bettyling0310

• 26.9 Avg MPG

• Mazda3

  2015 Mazda 3 Touring+
  Added Sep 2016 • 18 Fuel-ups

  Property of UdiM

• 31.1 Avg MPG

• Mazda3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Apr 2017 • 19 Fuel-ups

  Property of MazdaBrian

• 39.8 Avg MPG

• Mazda 3

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added May 2016 • 56 Fuel-ups

  Property of FateRL

• 26.9 Avg MPG

• Mazda3 Skyactiv

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Aug 2015 • 111 Fuel-ups

  Property of Clayden

• 35.2 Avg MPG

• 2015 (65) Mazda 3 Sport Nav 120PS

  2015 Mazda 3 I Sport 2.0L L4 GAS Standard 6 Speed Sedan
  Added Oct 2015 • 105 Fuel-ups

  Property of elatedone

• 34.3 Avg MPG

• 2015 Mazda 3s Grand Touring 5-Door Hatchback Manual

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Standard 6 Speed Hatchback
  Added Nov 2014 • 36 Fuel-ups

  Property of snappyq

• 31.3 Avg MPG

• Mazda 3

  2015 Mazda 3 i 2.0L L4 GAS Standard 6 Speed
  Added Mar 2017 • 36 Fuel-ups

  Property of Squintace

• 67.9 Avg MPG

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